implement relationship integration tests

apps/db-adapter/integration-tests/payloads/create_relationship_child.json

@@ -1,5 +1,5 @@
 {
-    "id1": 2,
+    "id1": 1,
     "id2": 3,
     "type": "child",
     "relationship": {

apps/db-adapter/integration-tests/relationship.go

@@ -1,12 +1,79 @@
 package integration_tests
 
-func CreateRelationshipTest() {
+import (
+	"bytes"
+	_ "embed"
+	"encoding/json"
+	"net/http"
+	"testing"
+
+	"github.com/neo4j/neo4j-go-driver/v5/neo4j/dbtype"
+	"github.com/stretchr/testify/require"
+)
+
+//go:embed payloads/create_relationship_child.json
+var create_relationship_child []byte
+
+func CreateRelationshipsTest(dbAdapterUri string, client *http.Client) func(t *testing.T) {
+	return func(t *testing.T) {
+		t.Run("CreateChildRelationship", CreateRelationshipTest(dbAdapterUri, &create_relationship_child, client))
+	}
+}
+
+func CreateRelationshipTest(dbAdapterUri string, payload *[]byte, client *http.Client) func(t *testing.T) {
+	return func(t *testing.T) {
+		url := dbAdapterUri + "/relationship"
+
+		req, err := http.NewRequestWithContext(t.Context(), http.MethodPost, url, bytes.NewBuffer(*payload))
+		require.NoError(t, err)
+		req.Header.Set("Content-Type", "application/json")
+		req.Header.Set("X-User-ID", "1")
+		req.Header.Set("X-User-Name", "application/json")
+
+		// Send the request
+		resp, err := client.Do(req)
+		require.NoError(t, err)
+		defer resp.Body.Close()
+
+		var responseBody []dbtype.Relationship
+		err = json.NewDecoder(resp.Body).Decode(&responseBody)
+		require.NoError(t, err)
+
+		// Validate the response
+		require.Equal(t, http.StatusOK, resp.StatusCode)
+	}
 }
 
 func UpdateRelationship() {
 }
 
-func GetRelationship() {
+func GetRelationship(dbAdapterUri string, client *http.Client) func(t *testing.T) {
+	return func(t *testing.T) {
+		url := dbAdapterUri + "/relationship/2/1"
+
+		req, err := http.NewRequestWithContext(t.Context(), http.MethodGet, url, http.NoBody)
+		require.NoError(t, err)
+		req.Header.Set("Content-Type", "application/json")
+		req.Header.Set("X-User-ID", "3")
+
+		// Send the request
+		resp, err := client.Do(req)
+		require.NoError(t, err)
+		defer resp.Body.Close()
+
+		var responseBody map[string]any
+		err = json.NewDecoder(resp.Body).Decode(&responseBody)
+		require.NoError(t, err)
+
+		// Validate the response
+		require.Equal(t, http.StatusOK, resp.StatusCode)
+
+		_, ok := responseBody["id"]
+		require.True(t, ok)
+
+		require.Equal(t, 2, responseBody["Props"].(map[string]any)["start"])
+		require.Equal(t, 1, responseBody["Props"].(map[string]any)["end"])
+	}
 }
 
 func DeleteRelationship() {